SDSS J112852.88-010540.8

All names: SDSS J112852.87-010540.7, SDSS J112852.88-010540.8, Gaia EDR3 3796782391386024192, GALEX J112852.8-010540, Gaia DR3 3796782391386024192, Gaia DR2 3796782391386024192, WD 1126-008, 2QZ J112852.9-010541, SDSS J112852.87-010540.8

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Hardy et al. 2023a MWDD H Gaia DR2 Stilism Ferrario et al. 2015 Kulebi et al. 2009 Simbad Eisenstein et al. 2006 White Dwarf Catalog (McCook & Sion 1999) Kleinman et al. 2013 Vincent et al. 2023
Right ascension 11 28 52.86 (0.8) 11 28 52.87 11 28 52.86 (0.9) 11 28 52.88 11 28 52.88 (0.8) 11 28 52.88 11 28 51.60 11 28 52.88
Declination -01 05 40.86 (0.6) -01 05 40.79 -01 05 40.86 (0.8) -01 05 40.81 -01 05 40.84 (0.6) -01 05 40.71 -01 05 38.40 -01 05 40.82
Spectral type DA DA DA DAH DA DA_auto DAP4.6 DA DA
Effective temperature [K] 12824.8 (1128) 9185.0 11000.0 14359.0 (1223) 14189.0 (1254)
log(g) [cgs] 7.44 (0.01) 6.83 8.00 (0) 7.72 (0.2) 7.78 (0.2)
Mass [M] 0.3465811805051384 (0.02) 0.181 0.503 (0.1)
log(Luminosity) [L]
Cooling age [Gyr]
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
log(C/H)
log(N/H)
log(O/H)
log(Na/H)
log(Mg/H)
log(Al/H)
log(Si/H)
log(P/H)
log(S/H)
log(Sc/H)
log(Ti/H)
log(Cr/H)
log(Mn/H)
log(Fe/H)
log(Ni/H)
Parallax [mas] 0.88 (0.9) 1.29 (1) 0.88 (0.9)
Distance [pc] 1138.77 (1126) 776.14 (719) 1138.82 (1127)
Composition H H
Proper motion (right ascension) [mas/yr] -19.47568262 (0.8) -18.59003613 (2) -19.476 (0.8)
Proper motion (declination) [mas/yr] -1.155124832 (0.7) -1.89541231 (1) -1.155 (0.7)
Variability
Magnetic yes yes yes
Bd [MG] 2 2.0 (0)
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 20.64 (0.07) 20.57 (0.08) 20.62 (0.1) 20.66 20.65 (0.08)
g magnitude 20.28 (0.02) 20.29 (0.03) 20.45 (0.05) 20.41 20.38 (0.03)
r magnitude 20.46 (0.03) 20.47 (0.03) 20.53 (0.05) 20.51 20.62 (0.03)
i magnitude 20.63 (0.05) 20.62 (0.05) 20.77 (0.08) 20.77 20.75 (0.05)
z magnitude 20.45 (0.1) 20.44 (0.1) 20.62 (0.2) 20.61 20.49 (0.1)
G magnitude 20.48 (0.1) 20.53 20.48 (0.01)
BP magnitude 20.43 (0.1) 20.37
RP magnitude 20.16 (0.1) 20.32
Pan g magnitude 20.34 (0.02)
Pan r magnitude 20.55 (0.06)
Pan i magnitude 20.69 (0.04)
Pan z magnitude 20.77 (0.04)
Pan y magnitude
E(B-V) 0.023

* Constant surface field

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The Montreal White Dwarf Database is produced and maintained by Prof. Patrick Dufour (Université de Montréal) and Dr. Simon Blouin (University of Victoria). Please send database updates, corrections, suggestions or bug reports to patrick.dufour@umontreal.ca.